19630324780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5557}}^1\times {\mathrm{16057}}^1$

素因数の和:21634

約数の個数: 48

約数和(自身を含む): 44982183456

約数和(自身を除く): 25351858676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 5557, 11114, 16057, 22228, 27785, 32114, 55570, 61127, 64228, 80285, 111140, 122254, 160570, 176627, 244508, 305635, 321140, 353254, 611270, 706508, 883135, 1222540, 1766270, 3532540, 89228749, 178457498, 356914996, 446143745, 892287490, 981516239, 1784574980, 1963032478, 3926064956, 4907581195, 9815162390, 19630324780]

約数ペア:

[(1, 19630324780), (2, 9815162390), (4, 4907581195), (5, 3926064956), (10, 1963032478), (11, 1784574980), (20, 981516239), (22, 892287490), (44, 446143745), (55, 356914996), (110, 178457498), (220, 89228749), (5557, 3532540), (11114, 1766270), (16057, 1222540), (22228, 883135), (27785, 706508), (32114, 611270), (55570, 353254), (61127, 321140), (64228, 305635), (80285, 244508), (111140, 176627), (122254, 160570)]